2N® Lift8 Audio Unit – Shaft, Antivandal (918617E) Technical Specifications Brand: 2N® Part Number: 918617E Function: Robust audio unit for emergency and maintenance communication from lift shaft bottoms, cabin roofs, or under cabin floors; highly resistant to vandalism and harsh environments Installation: Typically wall-mounted using included plugs and screws; connects to 2N® Lift8 Central Unit via two-wire bus; features orange aluminum case with IP65 and IK10 ratings for dust, water, and vandalism resistance Compatibility: Compatible with 2N® Lift8 systems; supports up to 6 audio units per shaft via 2N® Lift8 Splitter; integrates with 2N® Elevator Center for remote monitoring Control: Single ALARM button initiates calls to programmed numbers; includes integrated microphone and speaker with adjustable volume via trimmer to eliminate feedback; supports PCMU, PCMA, G.711, L16, G.722, and G.729 audio codecs Integration: Powered via two-wire bus; supports configuration via 2N® Service Tool or web interface; complies with EN 81-28 and EN 81-70 standards; suitable for outdoor and maintenance applications